大约有 15,000 项符合查询结果(耗时:0.0385秒) [XML]
node.js hash string?
...t the issue with : sha256("\xac"), "\xd1", "\xb9", "\xe2", "\xbb", "\x93", etc...
Other languages (like PHP, Python, Perl...) and my solution with .update(data, "binary") :
sha1("\xac") //39527c59247a39d18ad48b9947ea738396a3bc47
Nodejs by default (without binary) :
sha1("\xac") //f50eb35d94f1...
For..In loops in JavaScript - key value pairs
...rget is array you'll get a lot of methods alerted, e.g. indexOf, push, pop,etc.)
share
|
improve this answer
|
follow
|
...
MySQL vs MongoDB 1000 reads
... to perform:
One index lookup on the collection (assuming the entity is fetched by id)
Retrieve the contents of one database page (the actual binary json document)
So a b-tree lookup, and a binary page read. Log(n) + 1 IOs. If the indexes can reside entirely in memory, then 1 IO.
In MySQL with ...
Python + Django page redirect
... patterns('',
(r'^one/$', redirect_to, {'url': '/another/'}),
#etc...
)
There is more in the generic views documentation.
Credit - Carles Barrobés.
Update #2: Django 1.3+
In Django 1.5 redirect_to no longer exists and has been replaced by RedirectView. Credit to Yonatan
from django...
“Variable” variables in Javascript?
... array could be defined automatically via an input, database query, event, etc.
elements.forEach( (element) => {
elementIds[element] = document.getElementById(element);
});
This example declares variable variables (keys in elementIds) based on the ID of each element,...
What is the difference between the | and || or operators?
... know what that is. It's used in conditional statements such as if, while, etc.
condition1 || condition2
Evaluates to true if either condition1 OR condition2 is true.
| is the bitwise OR operator. It's used to operate on two numbers. You look at each bit of each number individually and, if one o...
Check if passed argument is file or directory in Bash
...ou won't print any diagnosis for a block special, character special, FIFO, etc? Symlinks probably resolve to what's at the far end of the link; broken symlinks are more problematic.
– Jonathan Leffler
Mar 22 '19 at 15:14
...
Enable Vim Syntax Highlighting By Default
... of basic stuff for you automatically (syntax, search highlighting, backup etc). You can then tweak it based on your needs.
– oyenamit
Jun 30 '12 at 14:51
3
...
Shortcut to comment out a block of code with sublime text
...
Ctrl-/ will insert // style commenting, for javascript, etc
Ctrl-/ will insert <!-- --> comments for HTML,
Ctrl-/ will insert # comments for Ruby,
..etc
But does not work perfectly on HTML <script> tags.
HTML <script> ..blah.. </script> tags:
Ctrl-/ twice...
How to deploy correctly when using Composer's develop / production switch?
...hat only make sense in development, like tests, fake-data-tools, debugger, etc.
5 Answers
...